Heterocyclic compounds with nitrogen hetero-atom(s) only: › Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure: › Allobarbital (INN), amobarbital (INN), barbital (INN), butalbital (INN), butobarbital, cyclobarbital (INN), methylphenobarbital (INN), pentobarbital (INN), phenobarbital (INN), secbutabarbital (INN), secobarbital (INN) and vinylbital (INN); salts thereof
Level: statistical10General duty: FreeUnit: kg
What does HTS 2933.53.00.00 cover?
This provision appears in the 2026 Harmonized Tariff Schedule of the United States under the following legal tariff hierarchy. A product must match the wording and applicable section or chapter notes before this code is used on an entry.
1Heterocyclic compounds with nitrogen hetero-atom(s) only:
2Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure:
Based on USITC HTS 2026 Revision 12, published July 21, 2026. The general rate does not include every origin-specific program, Section 301 or 232 measure, antidumping or countervailing duty, quota, or other agency requirement.